<template>
  <span :title="title">
    <svg :class="svgClass" aria-hidden="true" v-on="$listeners" >
      <use :xlink:href="iconName" />
    </svg>
  </span>
  </template>   
  <script>
  import '../assets/icons'
  export default {
    props: {
      iconClass: {
        type: String,
        required: true
      },
      className: {
        type: String,
        default: ''
      },
      title:{
        type: String,
        default: null
      }
    },
    computed: {
      iconName () {
        return `#icon-${this.iconClass}`
      },
      svgClass () {
        if (this.className) {
          return 'svg-icon ' + this.className
        } else {
          return 'svg-icon'
        }
      }
    }
  }
  </script>
   
  <style scoped>
  .svg-icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.15em;
    fill: currentColor;
    overflow: hidden;
  }
  </style>